alleryFive rows hold 36 stamps each. How many stamps in all?
A190
B150
C170
D180
Answer & Solution
Correct answer: D. 180
1. 36 × 10 = 360.
2. 5 is half of 10, so take half of 360.
3. Half of 360 is 180.
_Source: Wikipedia, Multiplication (CC BY-SA 4.0, rev 1378304279), History_
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